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First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert brand trust survey in February 2018. Single test/silence button lets you easily check alarm function and mute false alarms; Use Polaroid AA batteries for best results.

To ensure complete protection make sure to place 1 on each level of your home and in each bedroom. Simple to use, with a single test/silence button and side-load battery compartment; Included mounting bracket makes installation easy.



Ionization Sensor. Complies with all current 10-year legislation in U. S. Ionization Sensor. States/cities where required. No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included.
Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires. 10-year limited warranty. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. 10-year limited warranty. Perfect mount allows for easy alignment of alarm.


2-in-1 protection: the smoke and carbon monoxide detector is equipped with both photoelectric smoke sensor and electrochemical CO sensor that both detect smoke and dangerous CO levels.
10-year battery smoke and co detector: Provides 10 years of continuous power with a built-in lithium battery; saves you from battery replacement. Combination alarm with co readings: the large LCD display clearly indicates real-time carbon monoxide CO levels in the surrounding air, as well as its battery level and working status.

Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection.
Low battery signal mute, quiets low battery signal for up to 8 hours. Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire. It can ship within the US except New York. Battery operated unit installs quickly and easily without an electrician. Simple to use, with a single test/silence button; EZ access battery drawer allows you to change battery without removing alarm from ceiling.


1. FIRST ALERT
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First Alert SA320CN Dual-Sensor Smoke and Fire Alarm, Frustration-Free Packaging, Battery Powered, Grey
#adFIRST ALERT #ad - To ensure complete protection make sure to place one on each level of your home and in each bedroom. Loud 85 decibel siren sounds to alert you to danger.First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert brand trust survey in February 2018. Single test/silence button lets you easily check alarm function and mute false alarms; Use Polaroid AA batteries for best results.
More information #ad
Help keep your family safe with this battery operated smoke alarm; It requires no rewiring for installation and provides continuous monitoring even if there's a power failure. Equipped with both a photoelectric and ionization sensor to quickly detect both fast burning, and smoldering fires.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2 Inches |
Length | 5 Inches |
Weight | 0 Pounds |
Width | 5 Inches |
Part Number | SA320CN |
Model | SA320FF |
Warranty | 10 Year Limited |
More information #ad
2. FIRST ALERT
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FIRST ALERT BRK 3120B-6 Hardwired Smoke Detector with Photoelectric and Ionization with Battery Backup, 6-Pack , White
#adFIRST ALERT #ad - Keep your family safe with this 6-pack of hardwired smoke alarms; The battery backup means constant monitoring, even if there's a power failure. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.To ensure complete protection make sure to place 1 on each level of your home and in each bedroom. Simple to use, with a single test/silence button and side-load battery compartment; Included mounting bracket makes installation easy.
More information #ad
Equipped with optipath 360 technology that enhances detection with 360-degree access, and reliably detects smoke. Equipped with both a photoelectric and ionization sensor to quickly detect both fast burning, and smoldering fires, which alerts you with an 85-decibel alarm.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2.4 Inches |
Length | 5.7 Inches |
Weight | 0.7 Pounds |
Width | 5.7 Inches |
Part Number | 3120BFF-6 |
Model | BRK 3120B-6 |
More information #ad
3. FIRST ALERT
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White, 1", First Alert BRK FG250B Dual Ionization Smoke Alarm with 9-Volt Battery
#adFIRST ALERT #ad - Dual ionization Sensing Chamber. Silence feature Silences Nuisance Alarms. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. 9v battery Included. Tamper resistant locking Pin Locks, Alarm Cover to Prevent Removal of Battery. Approved for RV Use.More information #ad
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 1.6 Inches |
Length | 4.25 Inches |
Weight | 0.2 Pounds |
Width | 4.25 Inches |
Part Number | FG250B |
Model | FG250B |
Warranty | 10 Year Limited Warranty |
More information #ad
4. Kidde
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Kidde PI2010 Hardwired Dual Photoelectric and Ionization Sensor Smoke Alarm with Battery Backup
#adKidde #ad - Dual sensor contains both a photoelectric and ionization sensor providing dual sensor protection in your home. Interconnectable, 120V hardwire alarm with battery backup that provides protection even during a power outage.More information #ad
Test/reset button tests units electronic circuitry and horn. Audio alarm:85dB at 10ft. Red led flashes every 30-40 seconds to indicate that the smoke alarm is operating properly. Hush feature temporarily silences nuisance alarms.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 2.8 Inches |
Length | 7.8 Inches |
Weight | 0.9 Pounds |
Width | 7.3 Inches |
Part Number | 21026061 |
Model | 21026061 - N |
More information #ad
5. FIRST ALERT
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First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery , White
#adFIRST ALERT #ad - Perfect mount allows for easy alignment of alarm. Battery-operated unit provides continuous monitoring even if there's a power failure: Plus, it's easy to install. Alarm also features loud 85-decibel alarm, easy mounting bracket, a single test/silence button, and an end-of-life signal so you know when to replace the unit.Ionization Sensor. Complies with all current 10-year legislation in U. S. Ionization Sensor. States/cities where required. No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included.
More information #ad
Same features as sa340cn and SA340B but adds Sealed Battery Technology. To ensure complete protection make sure to place one on each level of your home and in each bedroom. Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires. 10-year limited warranty. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. 10-year limited warranty. Perfect mount allows for easy alignment of alarm.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5.6 Inches |
Length | 5.6 Inches |
Weight | 0.01 Pounds |
Width | 2.25 Inches |
Part Number | FBA_0827B |
Model | 0827B |
Warranty | ------- |
More information #ad
6. Kidde
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Combination Smoke & CO Alarm, Battery Powered, Voice Alert, Kidde Smoke & Carbon Monoxide Detector
#adKidde #ad - Ul certified, 10-year limited warranty. Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries. Test-hush feature - silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.More information #ad
Ionization sensor technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Fire & co detector in 1 unit with alert modes, "fire! Fire!", "warning! carbon Monoxide!", & voice alarm, that states, LED lights, or "Low Battery!".Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.6 Inches |
Length | 1.8 Inches |
Weight | 0.8 Pounds |
Width | 5.6 Inches |
Part Number | 21026043 |
Model | KN-COSM-BA |
Warranty | 5-year limited warranty |
More information #ad
7. X-Sense
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SC01, Auto-Check, Complies with UL 217 & UL 2034 Standards, X-Sense 10-Year Battery Smoke and Carbon Monoxide Detector Alarm Not Hardwired with LCD Display, Dual Sensor Fire and CO Alarm
#adX-Sense #ad - Ul listed: the smoke and carbon monoxide alarm meets the UL 217 & UL 2034 safety standards for your peace of mind and absolute confidence in our product. Assured after-sales services: x-Sense offer a 60-day money-back guarantee, a 5-year warranty, and lifetime customer support.2-in-1 protection: the smoke and carbon monoxide detector is equipped with both photoelectric smoke sensor and electrochemical CO sensor that both detect smoke and dangerous CO levels.
More information #ad
Simple installation: requires no rewiring; easy to mount this fire and CO alarm on any wall or ceiling with the included mounting bracket, screws and anchor plugs. 10-year battery smoke and co detector: Provides 10 years of continuous power with a built-in lithium battery; saves you from battery replacement. Combination alarm with co readings: the large LCD display clearly indicates real-time carbon monoxide CO levels in the surrounding air, as well as its battery level and working status.
Brand | X-Sense #ad |
Manufacturer | X-Sense #ad |
Height | 2 Inches |
Length | 5.7 Inches |
Weight | 0.69 Pounds |
Width | 5.7 Inches |
Part Number | SC01-1-5 |
Model | SC01 |
Warranty | 60-day money-back guarantee, 5-year quality warranty, and lifetime technical support |
More information #ad
8. FIRST ALERT
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Battery Operated , First Alert SCO5CN Combination Smoke and Carbon Monoxide Detector, White
#adFIRST ALERT #ad - First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. Emits T3 Pattern. Keep your family safe with this battery operated smoke and carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure.Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection.
More information #ad
7 year limited warranty; equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety; All first alert alarms are rigorously tested to meet UL standards. Low battery signal mute, quiets low battery signal for up to 8 hours. Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire. It can ship within the US except New York. Battery operated unit installs quickly and easily without an electrician. Simple to use, with a single test/silence button; EZ access battery drawer allows you to change battery without removing alarm from ceiling.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5 Inches |
Length | 2 Inches |
Weight | 0.6 Pounds |
Width | 5 Inches |
Part Number | SCO5CN |
Model | SCO5CN |
Warranty | ------- |
More information #ad
9. Kidde
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Kidde Battery Dual Photoelectric and Ionization Sensor Smoke Detector Alarm | Model Pi9010
#adKidde #ad - Model number: Pi9010 Hush feature Temporarily Silences Nuisance Alarms. Kidde's smoke alarms meet the requirements of underwriters Laboratories Ul, An Independent Facility That Tests Products For Compliance With Widely-Accepted Safety Standards.More information #ad
The kidde pi9010 is a 9V battery powered smoke alarm.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 2.2 Inches |
Length | 11.3 Inches |
Width | 7.6 Inches |
Part Number | 21026062-N |
Model | 21026062-N |
More information #ad
10. ALERT PRO
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Auto Test, 10 Year Battery Smoke Detector Alarm, with Photoelectric Sensor
#adALERT PRO #ad - Sealed-in 10-year lithium battery. Environment friendly, without smell, radiation or harm. 10 year smoke and fire Alarm Detector, Battery-Powered no wire needed. Easy to use test/silence button gives you the option to test the alarm weekly.More information #ad
Easy install as this battery-operated fire alarm allows for simple and secure installation on walls and ceilings within minutes with the provided screws, anchor and mounting bracket. 100% satisfaction guarantee. Or your money back! 5 year manufacturer Warranty.Brand | ALERT PRO #ad |
Manufacturer | Alert Pro #ad |
Height | 1 Inches |
Length | 3 Inches |
Width | 3 Inches |
Part Number | AP-989 |
Model | GS528A |
More information #ad